9. The Quorum Threshold

Honeybees use a quorum system to finalize their decision.
When a critical number of scouts—typically around 15 or more—gather at a single site, it signals overwhelming support.
This quorum is the tipping point that triggers the swarm to prepare for the big move.
It’s a built-in safeguard, ensuring that the chosen home has solid backing before the entire colony commits.
Read more at
National Library of Medicine.